.header {
    width: 100vw;
    height: var(--header-height);
    display: flex;
    justify-content: space-evenly;
    align-items: center;
    background-color: rgb(51, 51, 51);
}

.header-left {
    width: 40vw;
    height: 100%;
    display: flex;
    align-items: center;
}

.logo {
    width: 4rem;
    height: 4rem;
    background-color: #fff;
    overflow: hidden;
    border-radius: 50%;
}

.logo img {
    width: 100%;
    height: 100%;
}

.pro-name {
    font-size: 1.5rem;
    padding-left: 2rem;
    color: #fff;
    font-weight: 900;
}

.header-right {
    width: 40vw;
    height: 100%;
}

.main {
    width: 100vw;
    height: calc(100vh - var(--header-height));
    overflow: hidden;
}

.main-nav {
    width: 15rem;
    height: 100%;
    background-color: rgb(230, 230, 230);
}

.search-box {
    width: 100%;
    height: 6rem;
    position: relative;
}

.search-input {
    width: 80%;
    height: 40%;
    display: flex;
    align-items: center;
    background-color: rgb(252, 252, 252);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 0.1vw solid rgb(210, 210, 210);
    border-radius: 0.5rem;
}

.search-icon {
    width: 2rem;
    height: 2rem;
}

.search-text {
    width: calc(100% - 2rem);
    height: 2rem;
    line-height: 2rem;
    position: relative;
}

.search-text:focus {
    outline: none;
}

.search-text:empty::after {
    content: "搜索";
    display: block;
    position: absolute;
    top: 50%;
    left: 0.3rem;
    transform: translateY(-50%);
    color: rgb(210, 210, 210);
    cursor: text;
}

.root-dir {
    width: 100%;
    height: 3rem;
    box-sizing: border-box;
    padding-left: 3rem;
    line-height: 3rem;
}

.note-list-box {
    width: 100%;
    background-color: rgb(210, 210, 210);
}